Eye examination, Ophthalmology FAQ - Page 41

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Understanding Atropine Use in Long-Term Myopia Control and Eye Health

Atropine Doctor: I have been using atropine eye drops for 7 to 8 years, and so far, my vision control has been quite good (left eye -75 degrees, right eye -50 degrees). I am not wearing glasses yet, but I have some questions... 1. During my computer vision test, I measured -75 de...


Dr. Ke Meilan Reply:
Hello: If you are over 20 years old, I believe atropine is not necessary for mild myopia, especially if there is no genetic predisposition for myopia. In fact, there is no need to use atropine. It is advisable to wear sunglasses in sunlight. A general ophthalmologist can easily c...

[Read More] Understanding Atropine Use in Long-Term Myopia Control and Eye Health


Understanding Retinal Detachment: Symptoms, Treatments, and Dietary Tips

Retinal detachment Hello, doctor. I am a patient with retinal detachment in my right eye and have undergone laser surgery. However, due to late detection, the macula has already been affected, resulting in damage to the central focal point. As a result, I currently have amblyopia...


Dr. Cai Jingyao Reply:
Macular damage is a major cause of poor vision following retinal surgery. If the other eye has good vision, it can often lead to interference. At this time, it is essential to take special care of the affected eye, including regular dilated eye examinations to prevent the occurre...

[Read More] Understanding Retinal Detachment: Symptoms, Treatments, and Dietary Tips


Protecting Your Eyes While Practicing Karate Techniques

Hand knife training and push-ups with support? I have heard that practicing knife-hand strikes can harm the eyes. What does the doctor think about this? Furthermore, my instructor mentioned that doing push-ups with my fists could negatively affect my eyesight. What should I do? I...


Dr. Hu Yusheng Reply:
Hello, Sir: You enjoy karate, which is a great sport. I have not heard of practicing knife-hand strikes or doing push-ups with fists causing eye injuries, but it is important to protect your eyes during sparring in karate. I recommend that you have regular eye examinations every ...

[Read More] Protecting Your Eyes While Practicing Karate Techniques


Understanding Cataract Surgery Insurance Applications in Taiwan

Cataract health insurance application? Hello Dr. Ke: My father (48 years old) went to the hospital for an eye examination three weeks ago, and the doctor diagnosed him with severe cataracts that require surgery. The doctor submitted an application for us, but we have not received...


Dr. Ke Meilan Reply:
Hello, may I ask your father's name? We usually do not receive notifications if the application does not pass the review. Please come to the outpatient clinic again, and we can apply once more. The general application takes about three weeks. If there is no National Health I...

[Read More] Understanding Cataract Surgery Insurance Applications in Taiwan


Am I Suffering from Glaucoma? Understanding Symptoms and Risks

Do I have glaucoma? I am 18 years old and have approximately 600 degrees of myopia. About six months ago, I went for an eye examination, and the doctor mentioned that my intraocular pressure was slightly elevated (I forgot the exact value). Sometimes I experience eye pain in both...


Dr. Ke Meilan Reply:
Hello: Student Lin's eye pain may be a symptom of glaucoma, but it is not necessarily glaucoma. Elevated intraocular pressure does not always require medication; however, if it exceeds 28 mm Hg, treatment is recommended. It is also essential to assess corneal thickness and m...

[Read More] Am I Suffering from Glaucoma? Understanding Symptoms and Risks


Understanding Eye Health: What Does a Normal Fundus Exam Mean?

Fundus examination I have regular eye examinations every 5-6 months. If the doctor checks my fundus and says everything is fine, does that mean my eyes are normal? Is there anything else that needs to be checked?


Dr. Chen Anping Reply:
The doctor said everything is fine after the examination, which indicates that the eyes are normal.

[Read More] Understanding Eye Health: What Does a Normal Fundus Exam Mean?


Understanding Causes and Management of Retinal Detachment: A Comprehensive Guide

About retinal detachment? Aside from external trauma and diabetes, there are several other causes of retinal detachment. High blood pressure can indeed be a contributing factor. In your husband's case, he experienced sudden blurred vision in his right eye upon waking in June...


Dr. Liu Jingxian Reply:
Hello, regarding your question, the answers are as follows: 1. The causes of retinal detachment can be classified into three main categories: a. Rhegmatogenous retinal detachment: caused by aging, myopia, and trauma. b. Exudative retinal detachment: caused by conditions ...

[Read More] Understanding Causes and Management of Retinal Detachment: A Comprehensive Guide


Vision Concerns for Driving License: What You Need to Know

Regarding the matter of obtaining a driver's license? I am almost 18 years old. I found out I have amblyopia when I was in high school. The doctor told me that the critical period for treatment has already passed. He later mentioned that it wouldn't worsen, so I felt re...


Dr. Ke Meilan Reply:
Hello~ I recall that a vision score of over 0.8 is required to pass, but if one does not pass, a visit to the hospital for an eye examination and to obtain a vision certificate is necessary. For detailed regulations, it is best to consult the Motor Vehicle Office. Sincerely, Dr. ...

[Read More] Vision Concerns for Driving License: What You Need to Know


How to Choose the Right Eyewear Company for Quality Glasses

How to choose an eyewear company? Doctor, with so many eyewear companies out there, how can I distinguish between the good and the bad when choosing an eyewear provider? Recently, I got my glasses from a well-known eyewear company, but I still feel very uncomfortable. Should I co...


Dr. Liang Ce Reply:
Hello: A good optometrist has two fundamental qualifications: knowledge (theory) and experience (practice). Therefore, a trained professional (who may display several certificates in the store) should be better than an untrained one, and a 28-year-old practitioner is likely to be...

[Read More] How to Choose the Right Eyewear Company for Quality Glasses


Concerns About Eye Health After a Fight: What You Need to Know

An altercation that occurred eight or nine years ago? Hello Doctor: Recently, I read some articles in the newspaper about eye problems, which reminded me of an incident about eight or nine years ago when I got into a fight. It was quite intense, and my entire face was swollen, po...


Dr. Hu Yusheng Reply:
Hello, Mr. Hsiao-Feng. If the eyeball has sustained a non-rupture traumatic impact, it requires long-term monitoring for potential issues, primarily two concerns: one is the development of retinal tears or retinal detachment, and the other is the onset of glaucoma. Both condition...

[Read More] Concerns About Eye Health After a Fight: What You Need to Know


Understanding Myopia and Presbyopia: When to Seek Eye Care

Myopia and Presbyopia Dr. Wang, I would like to consult you regarding my vision issues. Due to my work, I am exposed to computers daily. Over the past two years, I have noticed significant changes in my eyesight. I often see floaters when looking at the computer, and I struggle t...


Dr. Wang Zhangji Reply:
Hello: Floaters are caused by the aging of the vitreous body. Bright computer screens make floaters more noticeable. Generally, people start to experience presbyopia around the age of 40, which is not a serious condition. Those with myopia greater than 600 degrees should have reg...

[Read More] Understanding Myopia and Presbyopia: When to Seek Eye Care


Understanding Post-Laser Treatment Symptoms: Flashes and Floaters Explained

Retinal issues? I would like to ask the doctor... Last week, I underwent laser treatment for a retinal tear. After returning home, I sometimes feel a bright spot in the upper left area of my right eye. When I sleep with all the lights off, I notice a dark shadow in the upper left...


Dr. Hu Yusheng Reply:
Hello Mr. Yang, The phenomenon of flashes in your eyes after laser treatment may be due to the vitreous pulling on the retina or a normal response of the retina induced by the laser. Distinguishing between these two requires careful evaluation. However, after two weeks, the eff...

[Read More] Understanding Post-Laser Treatment Symptoms: Flashes and Floaters Explained


Understanding Eye Pain: Causes and Solutions for Discomfort

Eyeball Hello, recently I have been experiencing occasional pain in my left eye, which is difficult to describe. It feels somewhat sore and fatigued. The sclera of both eyes near the bridge of my nose appears to have a slight black or dark purple tint. Is this normal? I also have...


Dr. Feng Jiefan Reply:
Hello, the presence of black or dark purple spots on the sclera usually indicates degeneration of the conjunctival tissue or conjunctival pigmented lesions. Generally, this is not a serious issue. However, if there are concerns about other pathologies, it is advisable to consult ...

[Read More] Understanding Eye Pain: Causes and Solutions for Discomfort


Understanding the Impact of Dilating Drops on Vision Measurements

Issues with Mydriatic Agents Hello, doctor. I would like to ask about the use of dilating drops during an eye examination. They are used to more accurately determine the degree of myopia. I would like to understand what the typical difference in prescription might be before and a...


Dr. Zhang Yuhua Reply:
Hello: The function of mydriatics is to eliminate pseudomyopia, and the degree of reduction varies from person to person. After instillation, due to the paralysis of the ciliary muscle, the ability to adjust focus is impaired, so even if the refractive error is reduced, vision ma...

[Read More] Understanding the Impact of Dilating Drops on Vision Measurements


Understanding Myopia and Astigmatism: Do I Need Glasses at 16?

Parallax Hello, I would like to ask a question regarding my myopia. I recently had an eye examination, and it was found that my left eye has mild astigmatism (without myopia), while my right eye has 175 degrees of myopia. I am currently 16 years old. I would like to know if I nee...


Dr. Liang Ce Reply:
Hello: A difference of 175 degrees between the two eyes is generally not considered severe. You typically use your left eye for distance vision and your right eye for near vision (as the nearsighted eye is more suitable for close-up tasks). You can see clearly at both distances w...

[Read More] Understanding Myopia and Astigmatism: Do I Need Glasses at 16?


Understanding Vision Development Issues in Children: A Guide for Parents

Childhood Vision Development Issues The 5-year-and-8-month-old girl has a vision test result of 0.7 in the left eye and 0.5 in the right eye. How should this be managed? Is the use of dilating drops effective? Which type of dilating drops is more effective? Does this indicate amb...


Dr. Huang Bozhen Reply:
Generally, a visual acuity of 0.7 is considered normal for a five-year-old child. To determine if your child is nearsighted, an eye examination is necessary. If myopia is diagnosed, the most effective treatment is the use of atropine as a cycloplegic agent, which requires a docto...

[Read More] Understanding Vision Development Issues in Children: A Guide for Parents


Comprehensive Eye Exam: Concerns for High Myopia and Surgery Options

Eye Examination Hello, I am currently about 17.5 years old. I have been wearing soft contact lenses for nearly two and a half years, and during this time, I have not experienced any eye-related diseases. My prescription (for both eyes) is approximately -8.9 diopters (measured in ...


Dr. Huang Bozhen Reply:
Retinal detachment is most commonly seen in patients with myopia ranging from -500 to -800 diopters. You can go to any ophthalmology clinic for a dilated fundus examination. As long as your myopia has not increased for a year and you are at least 20 years old, you can undergo las...

[Read More] Comprehensive Eye Exam: Concerns for High Myopia and Surgery Options


Understanding Night Vision Issues: Possible Causes and Tests Explained

I have difficulty seeing clearly at night? I have a question. At night, I have difficulty seeing clearly. I went to the Kaohsiung Armed Forces General Hospital for an eye examination, and the doctor administered a dilating agent. The doctor said everything was fine. However, when...


Dr. Wang Zhangji Reply:
Hello! EOG (Electrooculography) and ERG (Electroretinography) are tests used to measure the retina and optic nerve. If you want to determine whether you have night blindness, it is best to have an examination at a medical center. Bilateral retinal pigmentary degeneration (night b...

[Read More] Understanding Night Vision Issues: Possible Causes and Tests Explained


Does Lack of Sleep Affect Eye Exam Results and Eye Pressure?

May I ask the doctor? If you don't sleep all night before an eye exam, will your vision prescription be more severe and lead to inaccurate results? Will your intraocular pressure also increase?


Dr. Zhang Yuhua Reply:
Dear Jacky, Poor sleep can lead to inaccurate vision measurements or elevated intraocular pressure. Although there are no formal statistical reports or confirmed error values, clinical observations have shown that insufficient sleep the previous night can result in a slight incr...

[Read More] Does Lack of Sleep Affect Eye Exam Results and Eye Pressure?


Understanding Pseudomyopia: Effects of Atropine and Eyewear Concerns

May I ask the doctor? What is pseudomyopia, and why is a certain type of mydriatic agent used during eye examinations? This agent can reduce the measured refractive error by a few diopters. I've heard that it can be washed away with water; is that true? If not, what can be u...


Dr. Wu Shengping Reply:
The lens of our eyes can experience spasms when we focus on objects or read. During this time, the suspensory ligaments relax. This increases the curvature of the lens, leading to myopia, commonly referred to as pseudomyopia. In the past, I conducted experiments with elementary s...

[Read More] Understanding Pseudomyopia: Effects of Atropine and Eyewear Concerns


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